73813084
Jul 17, 1989
May 12, 1992
RADIATION AND POLYMERIZATION APPARATUS FOR CURING PLASTICS FOR USE BY DENTISTS AND DENTAL TECHNICIANS, HISTOLOGISTS AND COSMETICIANS; AND PARTS AND TIMING SWITCH EQUIPMENT THEREFOR
Medical ApparatusRADIATION AND POLYMERIZATION APPARATUS FOR CURING PLASTICS FOR METALLURGICAL PURPOSES, AND PARTS OF SUCH EQUIPMENT; TIMING SWITCH EQUIPMENT THEREFOR
Environmental Control Apparatus